CN207111528U - A kind of blower cooling water circulatory system - Google Patents
A kind of blower cooling water circulatory system Download PDFInfo
- Publication number
- CN207111528U CN207111528U CN201720999228.5U CN201720999228U CN207111528U CN 207111528 U CN207111528 U CN 207111528U CN 201720999228 U CN201720999228 U CN 201720999228U CN 207111528 U CN207111528 U CN 207111528U
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- motor
- pipe
- temperature
- circulatory system
- water pump
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Abstract
The utility model discloses a kind of blower cooling water circulatory system, lead to the motor of discharge pipe from blast pipe including support, blast pipe, discharge pipe, driving wind, heat exchanger is installed with above motor, water inlet pipe is connected with above heat exchanger, outlet pipe is connected with below heat exchanger, water pump is connected with outlet pipe, storage tank is installed with below motor, outlet pipe connects storage tank after passing through motor with water inlet pipe, and the temperature control circuit of control pump capacity is provided with water pump, and temperature control circuit includes：Detect circuit, control circuit, bidirectional triode thyristor VT, during electric built-in temperature rise, detect circuit transmission temperature detection value, control circuit is in response to temperature detection value, and output control signal, control signal controls the flow of water pump, when electric built-in temperature raises, bidirectional triode thyristor improves the flow of water pump, so as to strengthen the cooling-down effect to motor internal component.
Description
Technical field
It the utility model is related to circulating fluidized bed technique field, and in particular to a kind of blower cooling water circulatory system.
Background technology
Technology of Circulating Fluidized Bed Boiler is the high-efficiency low-pollution cleaning burning branch art developed rapidly in recent ten years.State
This technology the field such as utilizes to have obtained widespread commercial use in station boiler, Industrial Boiler and offal treatment on border, and
Develop to the large circulating fluidized bed boiler of hundreds of thousands multikilowatt scale;Domestic research in this respect, development and application also by
Gradually rise, among existing up to a hundred CFBBs put into operation or manufactured.Following several years will be ciculation fluidized
One important period of bed rapid development.
Such as the patent that notification number is 106961185A, a kind of automatic cycle cooling water air blower and cooling which disclose
Round-robin method, including motor, air blower, fan, water circulating pump, heat exchanger and water tank, the impeller of motor driven air blower enter
Row rotation, it is characterised in that blower outlet is provided with inlet duct, and fan, fan connection recirculated water are provided with inlet duct
Pump, water circulating pump connect the cooling recirculation system of water tank and motor internal, the cooling recirculation system of motor internal by water inlet pipe
Heat exchanger and water tank are connected by outlet pipe.
In actual use, CFBB needs to set blower fan, the coal in boiler is set fully to burn, blower fan needs
Work long hours, in the course of the work, bearing in blower fan etc. may produce the failure such as stuck due to overheat.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of blower cooling water cyclic system
System, there is the effect for making the parts such as blower fan inner bearing cool.
To achieve the above object, the utility model provides following technical scheme：
A kind of blower cooling water circulatory system, including support, blast pipe, discharge pipe, driving wind lead to air-out from blast pipe
The motor of pipe, the motor top are installed with heat exchanger, water inlet pipe, the heat exchanger are connected with above the heat exchanger
Lower section is connected with outlet pipe, is connected with water pump on the outlet pipe, is installed with storage tank below the motor, the outlet pipe with
Water inlet pipe connects storage tank after passing through motor, and the temperature control circuit of control pump capacity, the temperature control electricity are provided with the water pump
Road includes：
Circuit is detected, for detecting electric built-in temperature and exporting corresponding temperature detection value；
Control circuit, detection circuit is coupled to receive temperature detection value, and can according to temperature detection value output duty cycle
The control signal of tune；
Bidirectional triode thyristor VT, is serially connected with the current supply circuit of water pump, its control terminal be coupled to the output end of control circuit with
Control signal is received, when electric built-in temperature raises, bidirectional triode thyristor VT improves the flow of water pump.
By using above-mentioned technical proposal, when electric built-in temperature raises, circuit transmission temperature detection value, control circuit are detected
In response to temperature detection value, and output control signal, the flow of control signal control water pump are double when electric built-in temperature raises
The flow of water pump is improved to controllable silicon, so as to strengthen the cooling-down effect to motor internal component, storage tank storage water, in water inlet pipe
Or outlet pipe, when being damaged, storage tank still can supply a part of water.
It is of the present utility model to be further arranged to：The storage tank is internally provided with the ventilation duct for wearing out storage tank.
By using above-mentioned technical proposal, water enters in storage tank, and outside air passes through ventilation duct, to the water in storage tank
Cooling-down effect is produced, so as to save the energy.
It is of the present utility model to be further arranged to：The part that the water inlet pipe is located at outside motor is helically set.
The water inlet pipe set by using above-mentioned technical proposal, spiral, the contact area of water inlet pipe and air is increased, from
And the cooling-down effect to water in water inlet pipe is played, water is simply cooled before water enters heat exchanger.
It is of the present utility model to be further arranged to：The water inlet pipe is located at axis of the part in motor around motor output shaft
Helically set.
By using above-mentioned technical proposal, water inlet pipe that spiral is set, connecing for water inlet pipe and motor internal component is increased
Contacting surface is accumulated, so as to lift cooling-down effect of the water to motor internal component.
It is of the present utility model to be further arranged to：The outlet pipe is located at axis of the part in motor around motor output shaft
Helically set.
By using above-mentioned technical proposal, outlet pipe that spiral is set, connecing for outlet pipe and motor internal component is increased
Contacting surface is accumulated, so as to lift cooling-down effect of the water to motor internal component.
It is of the present utility model to be further arranged to：The detection circuit includes being used for the thermistor for detecting electric built-in temperature
Rt, thermistor RT are arranged in motor.
Pass through above-mentioned technical proposal, sensitivity of thermistor is higher, and operating temperature range is wide, and stability is good, is processed into
This is low.
It is of the present utility model to be further arranged to：The control circuit is multivibrator.
Pass through above-mentioned technical proposal, multivibrator are a kind of self-excited oscillators that can produce square wave, and only two temporarily
Stable state, during work, the state of the circuit automatically checker between two temporary stable states, thus produce rectangular wave pulse signal.
It is of the present utility model to be further arranged to：The multivibrator includes 555 time base circuits.
Pass through above-mentioned technical proposal, 555 time base circuits include 555 timers, and 555 timers are a kind of analog- and digital-
The medium-scale integration device that function phase combines, the device cost is low, dependable performance.
The utility model has advantages below：During electric built-in temperature rise, circuit transmission temperature detection value, control electricity are detected
Road is in response to temperature detection value, and output control signal, and control signal controls the flow of water pump, when electric built-in temperature raises,
Bidirectional triode thyristor improves the flow of water pump, so as to strengthen the cooling-down effect to motor internal component, storage tank storage water, is intaking
When pipe or outlet pipe are damaged, storage tank still can supply a part of water.Water enters in storage tank, and outside air is by logical
Airduct, cooling-down effect is produced to the water in storage tank.The water inlet pipe that spiral is set, increase the contact surface of water inlet pipe and air
Product, water is cooled.Outlet pipe, the water inlet pipe of spiral setting, cooling-down effect of the lifting water to motor internal component.
Brief description of the drawings
Fig. 1 is the overall structure figure of embodiment；
Fig. 2 is the explosive view of embodiment；
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 2；
Fig. 4 is the circuit diagram of temperature control circuit.
Reference：1st, support；2nd, blast pipe；3rd, discharge pipe；4th, shell is connected；5th, storage tank；6th, impeller；7th, ventilation duct；
8th, bearing；9th, mounting groove；10th, heat exchanger；11st, water inlet pipe；12nd, outlet pipe；13rd, water pump；14th, motor；100th, temperature control circuit；
101st, circuit is detected；102nd, control circuit.
Embodiment
The utility model is described further referring to the drawings.
A kind of blower cooling water circulatory system, as shown in Figure 1：Go out including support 1, blast pipe 2, with what blast pipe 2 connected
Airduct 3, motor 14, connection shell 4 is fixed with motor 14, and connection shell 4 connects blast pipe 2.
As shown in Figure 2：One end that the output shaft of motor 14 is worn in discharge pipe 3 is fixed with impeller 6, and motor 14 drives impeller
6 rotate, so as to drive wind to lead to discharge pipe 3 from blast pipe 2.
As shown in Figure 2：The top of motor 14 is installed with heat exchanger 10, and the top of heat exchanger 10 is connected with water inlet pipe 11, entered
The part that water pipe 11 is located at outside motor 14 is helically set.The lower section of heat exchanger 10 is connected with outlet pipe 12, connects on outlet pipe 12
Water pump 13 is connected to, the lower section of motor 14 is installed with storage tank 5, and storage tank 5 is internally provided with the ventilation duct 7 for wearing out storage tank 5, leads to
The both ends of airduct 7 are opening, and ventilation duct 7 is divulged information, so as to reduce the water temperature in storage tank 5.
As shown in Figure 3：Bearing 8, the inner ring of bearing 8 and the output shaft fixed connection of motor 14, bearing 8 are arranged with the output shaft of motor 14
Outer ring is connected with being connected shell 4, and the connection madial wall of shell 4 circumferentially offers mounting groove 9.Outlet pipe 12 passes through mounting groove with water inlet pipe 11
Storage tank 5 is connected after 9, water inlet pipe 11, outlet pipe 12 are located at the axis of the output shaft of portion's shunt dynamo 14 in mounting groove 9 helically
Set.
As shown in Figure 4：It is additionally provided with water pump 13 for the temperature control according to the flow of temperature control water pump 13 in motor 14
Circuit 100, including be arranged in mounting groove 9 and be used to detect the temperature of bearing 8 and export the detection circuit of corresponding temperature detection value
101st, detection circuit 101 is coupled to receive temperature detection value and according to the adjustable control signal of temperature detection value output duty cycle
Control circuit 102, the output end that is serially connected with the current supply circuit of water pump 13 and is coupled to control circuit 102 to be to receive control signal
And the bidirectional triode thyristor VT of the flow of water pump 13 is adjusted according to control signal.
As shown in Figure 4：Detection circuit 101 includes the thermistor Rt and electric capacity C1 that are connected in parallel, and the one of thermistor Rt
End is coupled to power supply, and the other end is coupled to control circuit 102；Control circuit 102 is multivibrator, and thermistor Rt is using negative
Temperature coefficient thermistor Rt, resistance is 10K Ω or so thermistor under optional normal temperature, and electric capacity C1 is from common aluminium electroloysis electricity
Container.
As shown in Figure 4：Multivibrator includes 555 time base circuits, and 555 time base circuits include chip NE555 and coupling
In chip NE555 resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, electric capacity C2, electric capacity C3, voltage-regulator diode VD, electricity
Appearance C2, electric capacity C3 select dacron terylene condenser, and voltage-regulator diode VD is that voltage stabilizing value is 9.1V, and chip NE555 has 8 pins.
As shown in Figure 4：Thermistor Rt is coupled to chip NE555 5 pin while connection and resistance R1 one end, resistance R1
The other end ground connection, chip NE555 1 pin ground connection, chip NE555 2 pin and 6 pin are coupled to resistance R3 one end, resistance R3
The other end be coupled to resistance R2 one end, the resistance R2 other end is coupled with resistance R4, and the resistance R4 other end is coupled to electricity
Source, electric capacity C3 one end and voltage-regulator diode VD cut-off end, the electric capacity C3 other end are coupled between resistance R2 and resistance R4
Ground is coupled to the voltage-regulator diode VD other end, meanwhile, chip NE555 4 pin are also coupled between resistance R2 and resistance R4
With 8 pin, chip NE555 7 pin are coupled between resistance R2 and resistance R3, and chip NE555 3 pin are output end, are coupled to electricity
R5 one end is hindered, the resistance R5 other end is coupled to bidirectional triode thyristor VT control terminal, and bidirectional triode thyristor VT is series at water pump 13
Control loop in, and water pump 13 and bidirectional triode thyristor VT both end voltages are 220V.
As shown in Figure 4：Chip NE555 can pass through chip NE555 3 human hair combing wastes with resistance R2, resistance R3 and electric capacity C3 couplings
Go out the adjustable square-wave signal of dutycycle, when temperature change in motor 14, thermistor Rt resistance changes, and changes more
Harmonic oscillator exports the dutycycle of square wave, adjusts the bidirectional triode thyristor VT angle of flow, so as to change the voltage at the both ends of water pump 13, from
The flow of dynamic regulation water pump 13.
Operation principle：Water flows out in the presence of water pump 13 from the outlet pipe 12 of heat exchanger 10, by connecting in shell 4
Mounting groove 9, so as to reduce the temperature around bearing 8, so that bearing 8 cools, water leads in storage tank 5, and ventilation duct 7 is divulged information,
So as to reduce the water temperature in storage tank 5, water flows out out of storage tank 5 by water inlet pipe 11, after mounting groove 9, is passed through hot friendship
Cooled in parallel operation 10.
In motor 14 temperature rise when, thermistor Rt transmitting corresponding to temperature detection value, multivibrator according to
Temperature detection value changes the dutycycle of multivibrator output square wave, so as to change the voltage at the both ends of water pump 13, so as in motor
When temperature raises in 14, the flow of water pump 13 is lifted, so as to reduce the temperature of the grade part of 14 bearing of motor 8, so as to reduce motor
The probability that 14 stuck failures occur.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of blower cooling water circulatory system, including support（1）, blast pipe（2）, discharge pipe（3）, driving wind is from blast pipe
（2）Lead to discharge pipe（3）Motor（14）, it is characterized in that：The motor（14）Top is installed with heat exchanger（10）, the heat
Exchanger（10）Top is connected with water inlet pipe（11）, the heat exchanger（10）Lower section is connected with outlet pipe（12）, the water outlet
Pipe（12）On be connected with water pump（13）, the motor（14）Lower section is installed with storage tank（5）, the outlet pipe（12）With water inlet pipe
（11）Through motor（14）After connect storage tank（5）, the water pump（13）On be provided with control water pump（13）The temperature control electricity of flow
Road（100）, the temperature control circuit（100）Including：
Detect circuit（101）, for detecting motor（14）Interior temperature simultaneously exports corresponding temperature detection value；
Control circuit（102）, it is coupled to detection circuit（101）To receive temperature detection value, and accounted for according to temperature detection value output
Sky is than adjustable control signal；
Bidirectional triode thyristor VT, is serially connected with water pump（13）Current supply circuit on, its control terminal is coupled to control circuit（102）Output
Work as motor to receive control signal in end（14）During interior temperature rise, bidirectional triode thyristor VT improves water pump（13）Flow.
2. a kind of blower cooling water circulatory system according to claim 1, it is characterized in that：The storage tank（5）Inside is set
It is equipped with and wears out storage tank（5）Ventilation duct（7）.
3. a kind of blower cooling water circulatory system according to claim 1, it is characterized in that：The water inlet pipe（11）Positioned at electricity
Machine（14）Outer part is helically set.
4. a kind of blower cooling water circulatory system according to claim 1, it is characterized in that：The water inlet pipe（11）Positioned at electricity
Machine（14）Interior portion's shunt dynamo（14）The axis of output shaft is helically set.
5. a kind of blower cooling water circulatory system according to claim 1, it is characterized in that：The outlet pipe（12）Positioned at electricity
Machine（14）Interior portion's shunt dynamo（14）The axis of output shaft is helically set.
6. a kind of blower cooling water circulatory system according to claim 1, it is characterized in that：The detection circuit（101）Bag
Include for detecting motor（14）The thermistor Rt of interior temperature, thermistor RT are arranged on motor（14）It is interior.
7. a kind of blower cooling water circulatory system according to claim 6, it is characterized in that：The control circuit（102）For
Multivibrator.
8. a kind of blower cooling water circulatory system according to claim 7, it is characterized in that：The multivibrator includes
555 time base circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720999228.5U CN207111528U (en) | 2017-08-10 | 2017-08-10 | A kind of blower cooling water circulatory system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720999228.5U CN207111528U (en) | 2017-08-10 | 2017-08-10 | A kind of blower cooling water circulatory system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207111528U true CN207111528U (en) | 2018-03-16 |
Family
ID=61578405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720999228.5U Expired - Fee Related CN207111528U (en) | 2017-08-10 | 2017-08-10 | A kind of blower cooling water circulatory system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207111528U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657116A (en) * | 2019-10-28 | 2020-01-07 | 浙江上风高科专风实业有限公司 | Fault detection device of axial flow fan |
| CN111120283A (en) * | 2019-12-19 | 2020-05-08 | 长沙中联消防机械有限公司 | Water-cooling device and method and fire fighting truck |
| CN112629150A (en) * | 2019-10-09 | 2021-04-09 | 佛山市顺德区美的饮水机制造有限公司 | Water treatment apparatus, control method thereof, and computer-readable storage medium |
-
2017
- 2017-08-10 CN CN201720999228.5U patent/CN207111528U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629150A (en) * | 2019-10-09 | 2021-04-09 | 佛山市顺德区美的饮水机制造有限公司 | Water treatment apparatus, control method thereof, and computer-readable storage medium |
| CN110657116A (en) * | 2019-10-28 | 2020-01-07 | 浙江上风高科专风实业有限公司 | Fault detection device of axial flow fan |
| CN111120283A (en) * | 2019-12-19 | 2020-05-08 | 长沙中联消防机械有限公司 | Water-cooling device and method and fire fighting truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20190810 |